captioned by the national captioning institute --www.ncicap.org-- months since sandy hook elementary school in newtown, connecticut, the killing ground for an apparently deranged young man. the families of the victims of gun violence have been leading the effort to prod congress in enacting the first gun-control legislation in years. in chicago, the first lady spoke of attending the funeral of a young lady who until a week after the inauguration. >> there is a reason all of us are on this earth. i urge them to use their lives to give meaning. >> the appeals of sandy hook family members moved one senator to tears. >> i am a parent. i have a grandson. [indiscernible] >> that is west virginia democrat's joe machin, who along with republican pat toomey is sponsoring a bill to extend background checks. believe it or not, the legislation has passed its first a filibuster.past charles, what are the chances of this bill passing? >> i think we will get some extension of background checks and they will try to have some guarantee there will not be a national registry. it will be a very, very sm